:root{--bg: #e9ebef;--bg-panel: #ffffff;--bg-elev: #f3f4f6;--bg-sunken: #f7f8fa;--border: #e3e6ea;--border-strong: #d3d7dd;--text: #1c2230;--text-dim: #6b7280;--accent: #e01e26;--accent-strong: #b8161d;--accent-soft: #fdecec;--danger: #e01e26;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .06);--shadow: 0 6px 24px rgba(16, 24, 40, .12);--shadow-lg: 0 12px 40px rgba(16, 24, 40, .18);--radius: 8px;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}.app{display:flex;flex-direction:column;height:100%}.topbar{display:flex;align-items:center;gap:16px;height:56px;padding:0 18px;background:var(--bg-panel);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);z-index:30;flex-shrink:0}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand-logo{display:grid;place-items:center;width:30px;height:30px;border-radius:7px;background:var(--accent);color:#fff;font-weight:800;font-size:12px;letter-spacing:-.5px}.brand-name{font-weight:700;font-size:17px;letter-spacing:-.2px;white-space:nowrap}.brand-red{color:var(--accent)}.brand-text{position:relative;display:inline-flex;align-items:center}.brand-by{position:absolute;left:100%;top:58%;margin-left:3px;font-size:9px;font-weight:600;color:var(--text-dim);letter-spacing:.3px;white-space:nowrap}.topbar-center{flex:1;text-align:center;color:var(--text-dim);font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar-right{display:flex;align-items:center;gap:8px;flex-shrink:0}.priv-badge{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;color:#1a7f4b;background:#e8f7ef;border:1px solid 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svg{width:20px;height:20px}.tbtn:hover{background:var(--bg-elev)}.tbtn:disabled{opacity:.4;cursor:not-allowed}.tbtn.active{background:var(--accent-soft);color:var(--accent)}.tbtn.compact{min-width:40px}.tbtn.compact .tbtn-label{display:none}.tool-props{display:flex;align-items:center;gap:10px;margin-left:auto;flex-wrap:wrap}.swatches{display:flex;align-items:center;gap:5px}.swatch{width:18px;height:18px;border-radius:50%;border:2px solid var(--border-strong);cursor:pointer;padding:0}.swatch.active{border-color:var(--text);box-shadow:0 0 0 2px var(--accent-soft)}.swatch.light{border-color:var(--border-strong)}.swatch-custom{position:relative;width:20px;height:20px;padding:0;border:2px solid var(--border-strong);border-radius:50%;overflow:hidden;cursor:pointer;display:inline-block;background:conic-gradient(from 90deg,red,#f90,#ff0,#3c3,#0cc,#36f,#c3f,red)}.swatch-custom 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var(--border);border-radius:10px;box-shadow:var(--shadow-lg)}.cp-sv{position:relative;width:100%;height:130px;border-radius:8px;cursor:crosshair;overflow:hidden;touch-action:none;-webkit-user-select:none;user-select:none}.cp-sv-white{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(to right,#fff,#fff0)}.cp-sv-black{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(to top,#000,#0000)}.cp-thumb{position:absolute;width:14px;height:14px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px #0006;transform:translate(-50%,-50%);pointer-events:none}.cp-hue{position:relative;width:100%;height:14px;margin-top:10px;border-radius:7px;cursor:pointer;touch-action:none;-webkit-user-select:none;user-select:none;background:linear-gradient(to right,red,#ff0 17%,#0f0 33%,#0ff,#00f 67%,#f0f 83%,red)}.cp-hue-thumb{position:absolute;top:50%;width:6px;height:20px;border-radius:3px;border:2px solid #fff;background:transparent;box-shadow:0 0 0 1px 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var(--border);border-radius:16px;box-shadow:var(--shadow-lg);padding:22px}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.modal-head h3{margin:0;font-size:18px;letter-spacing:-.2px}.modal-x{background:transparent;border:none;color:var(--text-dim);font-size:16px;cursor:pointer;padding:4px 8px;border-radius:6px}.modal-x:hover{background:var(--bg-elev);color:var(--text)}.seg{display:flex;align-items:center;gap:8px;margin-bottom:14px}.seg-btn{padding:8px 14px;border:1px solid var(--border-strong);background:var(--bg-panel);color:var(--text);border-radius:8px;cursor:pointer;font-size:14px;font-family:inherit}.seg-btn.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.seg-spacer{flex:1}.sig-color{position:relative;width:32px;height:32px;border-radius:8px;overflow:hidden;border:1px solid var(--border-strong);display:inline-block;cursor:pointer}.sig-color span{display:block;width:100%;height:100%}.sig-color 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